Home / 13,630,705.46-20,449,841.31-7,569,693.53

Finding the Fourth Proportional to 13,630,705.46, 20,449,841.31 and 7,569,693.53

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Solution

The fourth proportional to 13,630,705.46, 20,449,841.31 and 7,569,693.53 is: 11,356,641.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,630,705.46 : 20,449,841.31 = 7,569,693.53 : x
  2. Step 2: Convert to fraction form
    13,630,705.46/20,449,841.31 = 7,569,693.53/x
  3. Step 3: Cross multiply
    13,630,705.46x = 20,449,841.31 × 7,569,693.53
  4. Step 4: Simplify right side
    13,630,705.46x = 154,799,031,453,833.72
  5. Step 5: Solve for x
    x = 154,799,031,453,833.72/13,630,705.46
  6. Step 6: Final answer
    x = 11,356,641.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.